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Finding the Fourth Proportional to 68,775.67, 94,930.68 and 44,906.05

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Solution

The fourth proportional to 68,775.67, 94,930.68 and 44,906.05 is: 61,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,775.67 : 94,930.68 = 44,906.05 : x
  2. Step 2: Convert to fraction form
    68,775.67/94,930.68 = 44,906.05/x
  3. Step 3: Cross multiply
    68,775.67x = 94,930.68 × 44,906.05
  4. Step 4: Simplify right side
    68,775.67x = 4,262,961,862.61
  5. Step 5: Solve for x
    x = 4,262,961,862.61/68,775.67
  6. Step 6: Final answer
    x = 61,983.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.